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Updating d link firmware

updating d link firmware-76

Although the router models affected are fairly old, there are almost certainly plenty of these still in operation, as routers tend to be set-it-and-forget-it devices that rarely get replaced or updated unless they stop working.

updating d link firmware-25

-rwxr-xr-x 1 root root 2677 Oct 10 dropbear drwxr-xr-x 2 root root 4096 Oct 10 .&& mkdir 2 && cd 2 && unyaffs ../2K-mdm-image-mdm9625.yaffs2 [email protected]:~/output/2# ls -latr total 4 drwxr-xr-x 2 root root 40 Jul 18 2014 sys drwxr-xr-x 2 root root 40 Jul 18 2014 proc drwxr-xr-x 2 root root 1300 Jul 18 2014 dev drwxr-xr-x 2 root root 40 Jul 18 2014 boot drwxr-xr-x 7 root root 240 Jul 18 2014 var lrwxrwxrwx 1 root root 8 Jul 18 2014 www - /media/card drwxr-xr-x 2 root root 120 Jul 18 2014 mnt drwxr-xr-x 10 root root 200 Jul 18 2014 media drwxr-sr-x 3 root root 60 Jul 18 2014 home drwxr-xr-x 2 root root 60 Jul 18 2014 disk drwxr-xr-x 3 root root 60 Jul 18 2014 WEBSERVER lrwxrwxrwx 1 root root 12 Jul 18 2014 linuxrc - /bin/busybox drwxr-xr-x 2 root root 6020 Jul 18 2014 bin drwxr-xr-x 2 root root 40 Jul 18 2014 usr drwxrwxrwt 2 root root 40 Jul 18 2014 tmp drwxr-xr-x 4 root root 1140 Jul 18 2014 lib drwxr-xr-x 31 root root 1680 Jul 18 2014 etc drwxr-xr-x 2 root root 40 Jul 18 2014 config2 drwxr-xr-x 2 root root 40 Jul 18 2014 config drwxr-xr-x 2 root root 40 Jul 18 2014 cache -rw-r--r-- 1 root root 38 Jul 18 2014 drwxr-xr-x 21 root root 500 Jul 18 2014 .drwxr-xr-x 2 root root 3040 Oct 10 sbin drwx------ 4 root root 380 Nov 10 ..The patch closes a backdoor in the devices that could let attackers seize remote control over vulnerable routers.The update comes roughly seven weeks after researcher Craig Heffner discovered and blogged about a feature or bug built into at least eight different models of D-Link routers that could allow an attacker to log in as administrator and change the router’s [email protected]:~# wget ftp://anonymous:[email protected]/Products/dwr/dwr-932/driver_software/DWR-932_fw_rev [email protected]:~# sha256sum DWR-932_fw_rev B_2_03_eu_en_20161011# in case of a modification of this file by D-link fb721979b235c9da9a9b8e505767ce04410b8c7f5035a73ac2c4cc0b9cada3bd DWR-932_fw_rev [email protected]:~# dd if=DWR-932_fw_rev B_2_03_eu_en_20161011of=bs=64 skip=1 993106 1 records in 993106 1 records out 63558829 bytes (64 MB) copied, 1.29239 s, 49.2 MB/s [email protected]:~# mkdir output && cd output && 7z x -pbe UT9Z ../[email protected]:~/output# 7z x -pbe UT9Z 7-Zip 9.20 Copyright (c) 1999-2010 Igor Pavlov 2010-11-18 p7zip Version 9.20 (locale=en_US.

UTF-8, Utf16=on, Huge Files=on,1 CPU) Processing archive: ../Extracting 02.03EU Extracting 2Extracting 2K-mdm-image-mdm9625.yaffs2 Extracting Extracting Extracting mdm-image-boot-mdm9625Extracting mdm-image-mdm9625.yaffs2 Extracting mdm-recovery-image-boot-mdm9625Extracting mdm-recovery-image-mdm9625.yaffs2 Extracting mdm9625-usr-image.usrfs.yaffs2 Extracting qdsp6Extracting Extracting sbl1Extracting Extracting Everything is Ok Files: 15 Size: 145018347 Compressed: 63558829 [email protected]:~/output# ls -latr total 141640 -rwx------ 1 root root 7840 Jul 18 2014 -rwx------ 1 root root 266648 Jul 18 2014 -rwx------ 1 root root 262144 Jul 18 2014 sbl1-rwx------ 1 root root 147432 Jul 18 2014 -rwx------ 1 root root 42338681 Jul 18 2014 qdsp6-rw------- 1 root root 3823616 Jul 18 2014 mdm-recovery-image-boot-mdm9625-rw------- 1 root root 3823616 Jul 18 2014 mdm-image-boot-mdm9625-rwx------ 1 root root 365464 Jul 18 2014 -rwx------ 1 root root 69872 Jul 18 2014 -rw------- 1 root root 14733312 Oct 10 mdm-recovery-image-mdm9625.yaffs2 -rw------- 1 root root 25869888 Oct 10 mdm-image-mdm9625.yaffs2 -rw------- 1 root root 25869888 Oct 11 2K-mdm-image-mdm9625.yaffs2 -rw------- 1 root root 27439104 Oct 11 mdm9625-usr-image.usrfs.yaffs2 -rw------- 1 root root 842 Oct 11 2-rw------- 1 root root 0 Oct 11 02.03EU drwx------ 2 root root 340 Nov 10 . [email protected]:~/output# mkdir 1 && cd 1 && unyaffs ../mdm9625-usr-image.usrfs.yaffs2 [email protected]:~/output/1# cd ..

yes Warning: Permanently added '[192.168.1.1]:51711' (RSA) to the list of known hosts.

D-Link has released an important security update for some of its older Internet routers.

TL-WR841N , TL-WDR3500 , TL-WR743ND , Archer C50( V1 ) , TL-WDR4900 , TL-MR3420 , TL-WR941ND , TL-WR843N , TL-WR710N , TL-WDR4300 , TL-WR702N , TL-WR700N , TL-WR841HP , TL-WR1043ND , TL-WR1042ND , TL-WDR3600 , TL-WR842N , Archer C20( V1 ) , TL-WR940N , Archer C7( V1 V2 V3 ) , Archer C20i , TL-WR741ND , TL-WR740N , TL-WR840N , TL-WR810N , TL-WR841ND , TL-WR720N , TL-WR843ND , TL-WR842ND , TL-MR3020 , Archer C5( V1.20 ) , Archer C2( V1 ) , TL-MR3220 , TL-MR3040 To check the hardware version of your device please click here.

For example, if you have an Archer C7 version 4, you would choose version 4.

Normally when it comes to upgrading router firmware, I tend to steer people away from the manufacturer’s firmware toward alternative, open source alternatives, such as DD-WRT or Tomato.